Home / 802,338,625.80-1,203,507,938.70-343,173,601.80

Finding the Fourth Proportional to 802,338,625.80, 1,203,507,938.70 and 343,173,601.80

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Solution

The fourth proportional to 802,338,625.80, 1,203,507,938.70 and 343,173,601.80 is: 514,760,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,338,625.80 : 1,203,507,938.70 = 343,173,601.80 : x
  2. Step 2: Convert to fraction form
    802,338,625.80/1,203,507,938.70 = 343,173,601.80/x
  3. Step 3: Cross multiply
    802,338,625.80x = 1,203,507,938.70 × 343,173,601.80
  4. Step 4: Simplify right side
    802,338,625.80x = 413,012,154,118,572,672
  5. Step 5: Solve for x
    x = 413,012,154,118,572,672/802,338,625.80
  6. Step 6: Final answer
    x = 514,760,402.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.